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Posts tagged asteroid

February 9, 2017

 

A meteorite (not Ost-65). This is housed at Johnson Space Center's Meteorite Processing Laboratory in Houston.

Introducing Ost-65

Ost-65 looks like an average meteorite, but its chemical make-up is unusual for meteorites on Earth.

January 18, 2017

 

An artist's representation of early Earth being bombarded by asteroids made available by the NASA Goddard Space Flight Center.

Early Impact Proved With Spherules

While the most famous asteroid to hit the Earth was 65 million years ago, scientists have found proof of an even earlier impact.

February 3, 2014

 

Thankfully, most meteors are small and burn up in the Earth's atmosphere.

Saving the World from Asteroids

When it comes to saving the Earth from threatening astroids, Bruce Willis can only do so much.

July 25, 2013

 

A crescent Mercury as seen from the approaching MESSENGER spacecraft.

How Old Is The Surface Of Mercury?

Scientists have a new estimate for the geological age of one of Mercury's oldest regions.

November 8, 2011

 

Don't worry, our big blue marble is probably safe from dangerous asteroid impacts in the foreseeable future.

Earth’s Close Encounter

An asteroid will whiz by Earth at 29,000 miles per hour. That could cause a big impact, but do we really have anything to worry about?

January 12, 2011

 

What Would Happen If An Asteroid Hit Earth?

In 1987, an asteroid came within six orbital hours of hitting earth. What happens if the timing is right?

October 1, 2010

 

LEGO Being Used To Help Model Asteroid Mission

LEGO? Really? Yes, LEGO is being used as a model for an upcoming asteroid landing.

June 15, 2008

 

They Saw the Moon Go Boom

How many times have you actually seen a star explode or a asteroid at night? Have ever learned about how the records of these events are taken? Then tune in.

January 9, 2007

 

Exogenesis

What is exogenesis? Is it possible that life on earth did not begin here... on earth?

May 20, 2005

 

Close One

In 1987 an asteroid measuring a half a mile in diameter came by, missing our planet by a measly six orbital hours. Learn more on this Moment of Science.

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